Andy Rouse / Striated / Forster's caracara (Phalcoboenus australis) group surrounding penguin chick, Falkland Islands (non-ex)

Agustin Esmoris / Striated Caracara (Phalcoboenus australis) feeding on penguin egg, Falkland Islands

Ingo Arndt / White-throated Caracara (Phalcoboenus albogularis) chasing Black-chested Buzzard-Eagle (Geranoaetus melanoleucus) while flying, Torres del Paine National Park, Patagonia, Chile

Ashley Cooper / Striated caracara (Phalcoboenus australis) on Westpoint Island, Falkland Islands, South America. February.

Sylvain Cordier / Striated caracara ( Phalcoboenus australis), Saunders Island, Falkland Islands.

Sylvain Cordier / Striated Caracara ( Phalcoboenus australis ), ready to take an egg of Gentoo Penguin, Saunders Island, Falkland Islands.

Doug Wechsler / Carunculated caracara (Phalcoboenus carunculatus) Antisana Ecological Preserve, Ecuador.

Claudio Gonzales Rodriguez/ BIA / Mountain Caracara (Phalcoboenus megalopterus), Santiago, Chile

Bernard Castelein / Mountain caracara (Phalcoboenus megalopterus) on ground, Laguna Canapa, Altiplano, Bolivia

Bernard Castelein / Mountain Caracara (Phalcoboenus megalopterus) Laguna Canapa, Altiplano, Bolivia

Bernard Castelein / Mountain Caracara (Phalcoboenus megalopterus) Laguna Canapa, Altiplano, Bolivia

Bernard Castelein / Mountain Caracara (Phalcoboenus megalopterus) taking off, Laguna Canapa, Altiplano, Bolivia